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* exec.cc (execvp): Call find_exec with FE_NNF flag to enforce

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a NULL return when executable isn't found in $PATH.  Convert NULL
	to "".
	(execvpe): Ditto.
	* spawn.cc (spawn_guts): Return with EFAULT if prog_arg is NULL.
	Return with ENOENT if prog_arg is empty string.  Add a comment.
This commit is contained in:
Corinna Vinschen
2009-12-21 15:16:28 +00:00
parent b2d6e5dfd3
commit 6d63272b53
3 changed files with 19 additions and 3 deletions
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4
winsup/cygwin/exec.cc
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@@ -86,14 +86,14 @@ extern "C" int
execvp (const char *path, char * const *argv)
{
path_conv buf;
return execv (find_exec (path, buf), argv);
return execv (find_exec (path, buf, "PATH=", FE_NNF) ?: "", argv);
}
extern "C" int
execvpe (const char *path, char * const *argv, char *const *envp)
{
path_conv buf;
return execve (find_exec (path, buf), argv, envp);
return execve (find_exec (path, buf, "PATH=", FE_NNF) ?: "", argv, envp);
}
extern "C" int